About: http://webisa.webdatacommons.org/255402206

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Because contraceptive practice can vary by age, gender, and other factors, the logistic regression analysis was performed controlling statistically for grade, sex, and race/ethnic group.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com